Finding the Fourth Proportional to 2,069,460.09, 2,855,852.64 and 1,164,042.09
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Solution
The fourth proportional to 2,069,460.09, 2,855,852.64 and 1,164,042.09 is: 1,606,376.80
Step by Step Solution
- Step 1: Write the proportion equation
2,069,460.09 : 2,855,852.64 = 1,164,042.09 : x - Step 2: Convert to fraction form
2,069,460.09/2,855,852.64 = 1,164,042.09/x - Step 3: Cross multiply
2,069,460.09x = 2,855,852.64 × 1,164,042.09 - Step 4: Simplify right side
2,069,460.09x = 3,324,332,675,797.62 - Step 5: Solve for x
x = 3,324,332,675,797.62/2,069,460.09 - Step 6: Final answer
x = 1,606,376.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.